body{
	margin: 15px;
}
img{
	padding: 2px;
	margin: 3px;
	cursor: pointer;
}
table td{
	text-align: center;
	vertical-align: middle;
	padding: 3px;
	border-right: 1px dotted #CCC;
	border-bottom: 1px dotted #CCC;
}
table tr td:last-child{
	border-right: 0;
}
table tr:last-child td{
	border-bottom: 0;
}
tr:hover{
	background: #F0F0F0;
}
td:hover{
	background: #C0FFFF;
}